Helmet liner cell



FIG. 1 is an isometric view of a helmet liner cell showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an isometric view of a second embodiment thereof;

FIG. 6 is a side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

I claim the ornamental design for a helmet liner cell, as shown and described. 